[Introduction]
To improve mobile productivity and streamline file access, Outlook for Android will soon support in-app PDF attachment previews. This update aligns with user feedback requesting faster, more integrated document viewing experiences without needing to switch apps.
This message is associated with Roadmap ID 520386.
[When this will happen:]
General Availability (Worldwide): Rollout begins in late November 2025 and is expected to complete by late December 2025.
[How this affects your organization:]
Who is affected:
- All users of Outlook for Android across commercial and education tenants.
What will happen:
- Users will be able to preview PDF attachments directly within the Outlook for Android app.
- The built-in previewer will launch automatically when a PDF is opened.
- Users can still choose to open PDFs in other apps via the overflow menu.
- This feature will be enabled by default; no admin configuration is required.
[What you can do to prepare:]
No action is required. This feature will be enabled automatically.
Optional steps:
- Communicate this change to helpdesk staff to reduce potential support inquiries.
- Update internal documentation if you reference mobile attachment handling.
- If your organization prefers users to use a specific PDF viewer, consider communicating usage guidance.
[Compliance considerations:]
No compliance considerations identified, review as appropriate for your organization.
Source: Microsoft
![Outlook for Android supports PDF attachment preview [MC1182710] 1 Outlook for Android supports PDF attachment preview [MC1182710]](https://mwpro.co.uk/wp-content/uploads/2024/08/pexels-pixabay-302743-1024x683.webp)


![(Updated) Microsoft Teams frontline BYOD onboarding wizard [MC1184994] 4 pexels wildlittlethingsphoto 4402092](https://mwpro.co.uk/wp-content/uploads/2024/08/pexels-wildlittlethingsphoto-4402092-150x150.webp)
![(Updated) OneDrive: Simplified file transfer for departing employees [MC1164381] 5 pexels olly 3784324](https://mwpro.co.uk/wp-content/uploads/2024/08/pexels-olly-3784324-150x150.webp)
![Microsoft Word: The "Send to Kindle" feature will retire [MC1182709] 7 Microsoft Word: The “Send to Kindle” feature will retire [MC1182709]](https://mwpro.co.uk/wp-content/uploads/2025/06/pexels-e-l-296481171-14209547-96x96.webp)